ports/171367: Py-PF gives IOError: [Errno 13] Permission denied while trying to get_ruleset

[Rajkumar]

>Number:         171367
>Category:       ports
>Synopsis:       Py-PF gives IOError: [Errno 13] Permission denied while trying to get_ruleset
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Sep 06 05:20:02 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Rajkumar
>Release:        9.0-STABLE
>Organization:
>Environment:
FreeBSD freebsd9 9.0-STABLE FreeBSD 9.0-STABLE #2 r232865M: Wed Mar 14 12:57:33 IST 2012     root at freebsd9:/usr/obj/usr/src/sys/GENERIC  i386
>Description:
While trying to run py-PF port in FreeBSD-9 I am getting a permission error. The sequence of commands is as follows:

freebsd9# python
Python 2.7.2 (default, Mar 12 2012, 14:37:14)
[GCC 4.2.1 20070831 patched [FreeBSD]] on freebsd9
Type "help", "copyright", "credits" or "license" for more information.
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:
 >>> import PF
 >>> filter = PF.PacketFilter()
 >>> filter.get_ruleset()
 Traceback (most recent call last):
   File "<stdin>", line 1, in <module>
   File "/usr/local/lib/python2.7/site-packages/PF/PacketFilter.py", line 558, in get_ruleset
     rs.append(*self._get_rules(path, d, clear))
   File "/usr/local/lib/python2.7/site-packages/PF/PacketFilter.py", line 532, in _get_rules
     ioctl(dev, DIOCGETRULES, pr.asBuffer())
 IOError: [Errno 13] Permission denied